090707_IntrotoEvolution

090707_IntrotoEvolution - 9/7/2007 Intro to Organismal...

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9/7/2007 1 Intro to Organismal Biology 9/7/07 Announcements 2 1. Reminder : Lab #1 assignment due at the start of lab next week. 2. Blackboard updates : Lab #1 is now posted in MS Word 1997- 2003 (.doc) and 2007 (.docx) formats. Powerpoint handouts are in folder under “Course Documents.” 3. Books : More due in Monday Today’s class Introduction to evolution: the core theme of biology History of evolutionary thought The Darwinian revolution 4 Evolution: the core theme of biology 5 Nothing in biology makes sense except in the light of evolution .” Theodosius Dobzhansky, 1973 Influenza virus, 120 x10 -9 m www.niams.nih.gov/ne/press/2006/12 _29.htm Blue whale, 24m National Oceanic and Atmospheric Administration/Department of Commerce Fungus on ladybird beetle, 0.0005m Riddick, E.W. 2006. insectscience.org/6.42 Redwood tree, 120m Is there an explanation to make intelligible to reason this colossal diversity of living beings? Theodosius Dobzhansky, 1973 6 Remember this quote? Science is built up with facts, as a house is with stones. But a collection of facts is no more a science than a heap of stones is a house .” Henri Poincaré, Science and Hypothesis, 1905 7
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9/7/2007 2 Remember this quote? Science is built up with facts, as a house is with stones. But a collection of facts is no more a science than a heap of stones is a house .” Henri Poincaré, Science and Hypothesis, 1905 Evolutionary theory makes sense of what would otherwise be a pile of facts about biology. It is the framework that pulls it all together.
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090707_IntrotoEvolution - 9/7/2007 Intro to Organismal...

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